Astronomy Picture of the Day ·

100 Million Stars in the Andromeda Galaxy

The Astronomy Picture of the Day for January 6, 2015 is “100 Million Stars in the Andromeda Galaxy,” an image. It is credited to Image Credit: NASA , ESA , J. Dalcanton , B. F. Williams, L. C. Johnson ( U. Washington ), PHAT team , R. Gendler. The original explanation runs about 137 words.

100 Million Stars in the Andromeda Galaxy
Credit: Image Credit: NASA , ESA , J. Dalcanton , B. F. Williams, L. C. Johnson ( U. Washington ), PHAT team , R. Gendler Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“What stars compose the Andromeda galaxy? To better understand, a group of researchers studied the nearby spiral by composing the largest image ever taken with the Hubble Space Telescope .”

— APOD editors, January 6, 2015

Read the full explanation on science.nasa.gov

At a glance

Date
January 6, 2015
Type
Image
Credit
Credit: Image Credit: NASA , ESA , J. Dalcanton , B. F. Williams, L. C. Johnson ( U. Washington ), PHAT team , R. Gendler
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 137 words

All of January 2015 → · 2015 by month → · Full archive since 1995 →

Topics in this entry

The Milky WayAndromeda GalaxyGalaxiesHubble Space Telescope

Topics are matched from words in the title and explanation.

On this day: January 6 in other years

On Amazon

Popular picks for space fans

As an Amazon Associate I earn from qualifying purchases.

Electronics Amazon Kindle Paperwhite Signature Edition 32GB Read astronomy and space-history books anywhere. View on Amazon → Electronics Bose QuietComfort Wireless Headphones Noise-cancelling headphones for documentaries and launch livestreams. View on Amazon →

Source

Copy taken Oct 28, 2026, 2:39 AM EDT. The image and explanation belong to their creators. OpenOrbit is not affiliated with or endorsed by NASA.